Base | Representation |
---|---|
bin | 11011111010100001… |
… | …011010010110101100 |
3 | 2212100212020101011210 |
4 | 123322201122112230 |
5 | 442341023211401 |
6 | 21434102314420 |
7 | 2110520106240 |
oct | 337241322654 |
9 | 85325211153 |
10 | 29972866476 |
11 | 117909a1233 |
12 | 5985a28a10 |
13 | 2a98884a67 |
14 | 16449c4420 |
15 | ba65694d6 |
hex | 6fa85a5ac |
29972866476 has 48 divisors (see below), whose sum is σ = 81022559744. Its totient is φ = 8446363776.
The previous prime is 29972866457. The next prime is 29972866477. The reversal of 29972866476 is 67466827992.
It is not an unprimeable number, because it can be changed into a prime (29972866477) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2437840 + ... + 2450103.
Almost surely, 229972866476 is an apocalyptic number.
It is an amenable number.
29972866476 is an abundant number, since it is smaller than the sum of its proper divisors (51049693268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29972866476 is a wasteful number, since it uses less digits than its factorization.
29972866476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4888030 (or 4888028 counting only the distinct ones).
The product of its digits is 109734912, while the sum is 66.
The spelling of 29972866476 in words is "twenty-nine billion, nine hundred seventy-two million, eight hundred sixty-six thousand, four hundred seventy-six".
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